2006 Toyota Land Cruiser Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2006 Toyota Land Cruiser and How to Fix Them

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
30% chance it's the
Sensor
0%
25% chance it's the
Control Module
0%
25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2006 Toyota Land Cruiser cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty or malfunctioning sensor can lead to incorrect readings, causing issues with engine performance or other systems relying on accurate data.
  • Control Module: A faulty control module can lead to erratic vehicle behavior or failure of various electronic systems due to improper signal processing.
  • Throttle: A faulty throttle body or a defective accelerator pedal position sensor may be causing inconsistent throttle response.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2006 Toyota Land Cruiser cruise control isn't working?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

When the vehicle speed sensor fails or the wiring harness prevents signal transmission, the speedometer is the first thing that will stop functioning properly. This can be an intermittent issue where the speedometer only works occasionally, the speedometer may cease all function, or the speedometer may read erratically or incorrectly. Also, the traction control and anti lock brake warning lights specific to each vehicle may be illuminated, depending on the design of those systems. You may notice the vehicle hesitate to accelerate, cruise control will not function properly, and the vehicle may not shift properly through all of the gears.

In the event that a wheel speed sensor fails, the ABS, traction control system (TCS) and manufacturer specific stability control system lights will illuminate, informing the driver that the systems are disabled. The vehicle will be more prone to tire slip, and normal driving patterns may need to be adjusted to correct for the loss of computer control. On older vehicle's, the speedometer can be affected, causing illumination of the check engine light as well.

The cruise control switch can cause complete failure of the cruise control feature, but in a lucky scenario only partial functionality will be lost. This means that the cruise control may come on, but that it will not increase in speed automatically, or the cancel button does not work leading the driver to cancel cruise control with the foot brake. In some vehicles, the cruise control light may illuminate, or a warning message may be displayed due to lack of functionality.

What are the initial diagnostic steps to troubleshoot the non-functioning cruise control in a 2006 Toyota Land Cruiser?

When faced with a non-functioning cruise control in a 2006 Toyota Land Cruiser, it's crucial to adopt a systematic diagnostic approach. Start by checking the cruise control fuse, as a blown fuse is a common and easily fixable issue that can halt the system's operation. Next, verify the functionality of the cruise control switch; ensure it engages and disengages properly, as a malfunctioning switch can prevent the system from activating. Following this, inspect the speed sensors, which are vital for the cruise control to function correctly; faulty sensors can disrupt the system's ability to maintain speed. Additionally, examine the brake pedal switch, since the cruise control is designed to disengage when the brake is pressed; a stuck or malfunctioning switch can inadvertently disable the system. Finally, consider using a diagnostic scanner to check for any error codes related to the cruise control system, as these codes can provide insights into underlying issues. By methodically following these steps, you can effectively diagnose and potentially resolve the cruise control problem in your Land Cruiser.

What are the common problems that could cause the cruise control to stop working in a 2006 Toyota Land Cruiser?

When troubleshooting the cruise control system in a 2006 Toyota Land Cruiser, it's essential to consider several common problems that could be affecting its functionality. One of the primary culprits is a faulty brake pedal switch, which is crucial for disengaging the cruise control when the brake is applied. If this switch malfunctions, it can prevent the system from engaging properly. Additionally, issues with the speed sensor can disrupt the system's ability to maintain a constant speed, leading to cruise control failure. Another potential issue is vacuum leaks within the cruise control system, which can significantly impair its operation. Furthermore, a defective cruise control module may also be responsible for the system's inability to function as intended. Lastly, electrical problems, such as blown fuses or wiring issues, can hinder the performance of the cruise control. By systematically addressing these common issues, you can effectively diagnose and potentially restore the cruise control system in your Land Cruiser.

How urgent is it to address the malfunctioning cruise control in a 2006 Toyota Land Cruiser?

When it comes to a malfunctioning cruise control system in a 2006 Toyota Land Cruiser, the urgency of addressing the issue cannot be overstated. A faulty cruise control can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which significantly increases the risk of accidents on the road. This unpredictability not only endangers the driver and passengers but also poses a threat to other road users. Moreover, neglecting to fix the cruise control can exacerbate the problem, potentially leading to more extensive and costly repairs down the line. Therefore, it is essential to prioritize the inspection and repair of the cruise control system, ideally by a qualified mechanic or at a certified service center. Taking swift action not only ensures the safety of everyone on the road but also helps maintain the overall integrity and performance of your vehicle.

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